Now that Raj can officially add musician to his resume, girls should be lining up to date the astrophysicist! So will he finally start to see some action? "Everyone has sort of settled down, or is getting settled, and Raj is not so, I don't know," Nayyar spilled to ET's Kevin Frazier.

"Maybe he will become like the playboy [of the group,]" the actor laughed. "He'll have a girlfriend, and some other girlfriends on the side. This is just me hoping."

So who does Nayyar think should be cast as Raj's next love interest? "Kate Upton," he confessed with a smile.

The Big Bang Theory airs Mondays at 8 p.m. on CBS.

Press play on our video below to get the Big Bang Theory scoop from Jim Parsons and Mayim Bialik on Sheldon and Amy's romantic future!